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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Cottrell; Ian W.
Address:
Solana Beach, CA
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
4363669 Dispersible xanthan gum blends December 14, 1982
Glyoxal treated xanthan gum is dry blended with non-dispersible plant gums. These blends exhibit excellent dispersibility in water.
4326970 Copolymers of N,N-dimethylacrylamide and acrylamide April 27, 1982
Novel copolymers of N,N-dimethylacrylamide and acrylamide are disclosed where the ratio of NNDMA to AM ranges from 10:90 to 95:5. The hydrolyzed copolymer is also disclosed where hydrolysis ranges from 5% to 65% and the ratio of NNDMA to AM is 5:95 to 95:5. These hydrolyzed copolymers ar
4254249 Copolymers of N,N-dimethylacrylamide and acrylamide March 3, 1981
Novel copolymers of N,N-dimethylacrylamide and acrylamide are disclosed where the ratio of NNDMA to AM ranges from 10:90 to 95:5. The hydrolyzed copolymer is also disclosed where hydrolysis ranges from 5% to 65% and the ratio of NNDMA to AM is 5:95 to 95:5. These hydrolyzed copolymers ar
4246037 Novel tamarind/xanthan gum blend January 20, 1981
A blend of tamarind kernel powder and xanthan gum has been found to have a synergistically high viscosity in aqueous solution.
4214912 Deacetylated borate-biosynthetic gum compositions July 29, 1980
This invention relates to a deacetylated borate-biosynthetic gum or a partially deacetylated borate-biosynthetic gum having improved dispersion characteristics. The invention also relates to a method of preparing such compositions.
4155885 Amphoteric graft copolymers of xanthomonas hydrophilic colloid and partially N-aminomethylated a May 22, 1979
A series of novel amphoteric graft copolymers of xanthomonas hydrophilic colloid and partially N-aminoalkylated acrylamide has been prepared by reacting the corresponding acrylamide copolymer with an alkyl amine and an active aldehyde. The new copolymer is cationized via acidification or
4105605 Sulfomethylated graft copolymers of xanthan gum and polyacrylamide August 8, 1978
A water-soluble anionic graft copolymer of xanthan gum and polyacrylamide wherein at least part of the amide function is sulfomethylated.










 
 
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